/*
 * Copyright (c) 2002-2012 Alibaba Group Holding Limited.
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.antx.config.descriptor.validator;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class NumberValidator extends RegexpValidator {
    private static final Logger log = LoggerFactory.getLogger(NumberValidator.class);

    @Override
    public Logger getLogger() {
        return log;
    }

    @Override
    public String getRegexp() {
        return "^\\d+$";
    }

    @Override
    public String getMode() {
        return "exact";
    }

    @Override
    protected String getDefaultMessage() {
        return "参数值必须是数字";
    }
}
